Icon for a backup and restore system for a computer



The FIGURE is a front view of display screen or portion thereof with anicon.

The broken line showing of the display screen or portion thereof aroundthe icon forms no part of the claimed design. The lighter gray featuresbetween the icon and the broken line showing of a display screen orportion thereof form no part of the claimed design.

CLAIM The ornamental design for an icon for a display screen or aportion thereof, as shown and described.